/Engine/Source/Runtime/NavigationSystem/Public/NavigationSystem.h
Used to properly set navigation class for indicated agent and propagate information to other places (like project settings) that may need this information
void SetSupportedAgentsNavigationClass ( int32 AgentIndex, [TSubclassOf](API\Runtime\CoreUObject\Templates\TSubclassOf)< [ANavigationData](API\Runtime\NavigationSystem\ANavigationData) > NavigationDataClass )